CVE-2013-2094 · netVigilance record NV22-0515

Linux Kernel Privilege Escalation

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2022-10-06 · passed 3 years 11 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Linux kernel fails to check all 64 bits of attr.config passed by user space, resulting to out-of-bounds access of the perf_swevent_enabled array in sw_perf_event_destroy(). Explotation allows for privilege escalation.

Who is affected

Linux Kernel. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-189.

Timeline

2022-09-15
Added to CISA KEVExploitation in the wild confirmed by CISA
2022-10-06
CISA remediation deadlinepassed 3 years 11 months ago

Sources

NVD entry for CVE-2013-2094 nvd.nist.gov/vuln/detail/CVE-2013-2094
CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
git.kernel.org git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8176cced706b5e5d15887584150764894e94e02f
nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2013-2094